Hudson Bay Capital Management LP
Position in MIAX — Miami International Holdings, Inc.
CIK 1393825
STAMFORD, CT
Position in MIAX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$7,068,686
+$5,915,253 QoQ
Shares Held
190,223
+541.9% QoQ
Ownership
0.192%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#66
of 202 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MIAX Over Time
Shares Held
Position Value (USD)
Position in Capital Markets
Financial Services · as of Jun 30, 2026Hudson Bay Capital Management LP holds $195,577,314 across 18 Capital Markets names. MIAX ranks #7 (3.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MS |
Morgan Stanley
|
355,511 | $74,316,019 | |
| 2 | LPLA |
LPL Financial Holdings Inc.
|
138,214 | $38,932,119 | |
| 3 | CLSK |
Cleanspark, Inc.
|
1,200,000 | $17,460,000 | |
| 4 | MRX |
Marex Group Ltd
|
228,742 | $13,941,824 | |
| 5 | GS |
Goldman Sachs Group Inc
|
13,759 | $13,915,439 | |
| 6 | HOOD |
Robinhood Markets, Inc.
|
87,006 | $8,724,961 | |
| 7 | MIAX |
Miami International Holdings, Inc.
This page
|
190,223 | $7,068,686 | |
| 8 | RIOT |
Riot Platforms, Inc.
|
200,000 | $5,476,000 |
All Filings in MIAX
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $7,068,686 | 190,223 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $1,153,433 | 29,636 | Shares | Defined | 2026-05-13 | |
| 2025-12-31 | $4,506,877 | 101,552 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $1,656,497 | 41,145 | Shares | Sole | 2025-12-15 | |
| No filing history on record for this holder in this stock. | ||||||